Cognomen Rocana (Rocana 
) , all over the world, is a very rare surname. The cognomen Rocana is characteristic of Latin America and the Caribbean, particularly Ecuador, where it is a very rare surname, Peru, and Argentina, where it is an extremely rare surname. In absolute terms, this name is the most popular in Latin America and the Caribbean, particularly Ecuador, Peru, and Mexico. More frequently, Rocana is the forename as well as the last name.